yes u can do, bring all data into DataTabel...

string FilePath = "C:\\Users\\VijayaShyam\\Documents\\Visual Studio 2008\\Projects\\UdayPowerSystems\\UdayPowerSystems\\PrintPage.txt"; System.Security.AccessControl.FileSecurity FS = new System.Security.AccessControl.FileSecurity("PrintFile.txt",System.Security.AccessControl.AccessControlSections.Access); // string temp = "D:"; //System.IO.Path.GetTempPath(); FileStream fStream = File.Open(FilePath,FileMode.OpenOrCreate,FileAccess.ReadWrite,FileShare.ReadWrite); fStream.SetAccessControl(FS); // System.Security.AccessControl.DirectorySecurity dSec = Directory.GetAccessControl(fStream.Name); fStream.GetAccessControl(); /// Which OS Your using